NSN 4310-00-887-8187

Part Details | PISTON RING


4310-00-887-8187 A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes PACKING, PREFORMED; RETAINER, OIL SEAL; RETAINER, PACKING; RING, RETAINING; RING WIPER; and SEAL RING, METAL.

Alternate Parts: 4640N, RNG1449, 4640N, WA521, 4310-00-887-8187, 00-887-8187, 4310008878187, 008878187

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43JAN 01, 196200-887-818711459 ( RING, PISTON )
REFERENCE DRAWINGS & PICTURES

PLAIN RECTANGULAR, STRAIGHT FACE

CONCENTRIC

VERTICAL JOINT


Cross Reference | NSN 4310-00-887-8187
Part Number Cage Code Manufacturer
4640N0AT62DRESSER-RAND COMPANYDBA RECIPROCATING PRODUCTS DIV
RNG144993236DRESSER-RAND COWORTHINGTON COMPRESSOR OPN
4640N93236DRESSER-RAND COWORTHINGTON COMPRESSOR OPN
WA52180592KOPPERS CO INC

Technical Data | NSN 4310-00-887-8187
Characteristic Specifications
CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE VERTICAL JOINT
RING STYLE CONCENTRIC
RADIAL WALL THICKNESS0.1875 INCHES NOMINAL
OVERALL WIDTH0.1250 INCHES NOMINAL
STANDARD BORE DIAMETER4.6250 INCHES